Epson LQ-1170 - Page 94

Printing is Faulty During Self-Test, but Carriage
Operation
(
Set the head adjustment
}
lever to the 2nd position,
and perform self-test.
and CN3 connecting the
drive board and the
Perform bidirectional
printing adjustment.
Reinsert them correctly.
No
<
the
fault corrected?
I
Replace the printhead
I
I
1
I I
I
Yes
the fault corrected?
Replace the main
*